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File Version : 2004. 12. 17. 1
Description : nProtect KeyCrypt Driver
Copyright : Copyright (C) INCA Internet. 2000-2004
Product Version : 4. 0. 0. 0
Product Name : nProtect KeyCrypt Driver
Company Name : INCA Internet Co., Ltd.
Internal Name : npkycryp.sys
File Size: 20419 byte(s) 19.963 KB
MD5 : aef08861562913e6d57f8a438222ee7c
SHA1: 24DBBCB07B5EDEEC120E00B96DBC12955A4E31DE

Download nvarch.sys
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How to Install nvarch.sys
Repair Sys ProblemsFixing a corrupted or missing nvarch.sys error is an easy process with a few steps. Open the zip-file you downloaded.Extract the .sys file to a location on your computer. We recommend you to unzip the file to the directory of the program that is requesting the file.
If that doesn't work, you will have to extract the file to your system directory.
By default, this is C:/WINNT/system32/drivers (Windows NT/2000).
or C:/Windows/system32/drivers (Windows XP, Vista, 7).
Make sure overwrite any existing files (but make a backup copy of the original file)
That should be it. Although not necessary you can reboot your computer as well.